{"_buckets": {"deposit": "2f8910df-0926-476c-82e1-a93479b0ee45"}, "_deposit": {"id": "12488", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "12488"}, "status": "published"}, "_oai": {"id": "oai:soar-ir.repo.nii.ac.jp:00012488", "sets": ["1222"]}, "author_link": ["38108", "38109", "38110", "38111", "38112", "38113"], "item_1628147817048": {"attribute_name": "出版タイプ", "attribute_value_mlt": [{"subitem_version_resource": "http://purl.org/coar/version/c_ab4af688f83e57aa", "subitem_version_type": "AM"}]}, "item_6_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2010-07-01", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "7", "bibliographicPageEnd": "1688", "bibliographicPageStart": "1669", "bibliographicVolumeNumber": "81", "bibliographic_titles": [{"bibliographic_title": "HETEROCYCLES"}]}]}, "item_6_description_20": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "1,3-Dipolar cycloadditions between acrolein and various N,N\u0027-cyclic azomethine imines in the presence of L-proline and its derivatives as organocatalysts were investigated. Reactions that were catalyzed by (S)-indline-2-carboxylic acid (30 mol%) in CHCl3/MeOH 97:3 (v/v) showed high exo-selectivities (exolendo 91:9 similar to 99:1) and enantioselectivities (75 similar to 98% ee). In contrast, reactions catalyzed by L-proline (30 mol%) under similar conditions favored the endo-cycloadduct (83:27 similar to 99:1) with modest to good enantioselectivities (31 similar to 83% ee). Based on our studies, the diastereoselective mechanism of the L-proline-catalyzed reaction was found to involve the isomerization of the exo- to the endo-cycloadduct in the presence of L-proline.", "subitem_description_type": "Abstract"}]}, "item_6_description_30": {"attribute_name": "資源タイプ（コンテンツの種類）", "attribute_value_mlt": [{"subitem_description": "Article", "subitem_description_type": "Other"}]}, "item_6_description_31": {"attribute_name": "フォーマット：mimeタイプ", "attribute_value_mlt": [{"subitem_description": "application/pdf", "subitem_description_type": "Other"}]}, "item_6_description_5": {"attribute_name": "引用", "attribute_value_mlt": [{"subitem_description": "HETEROCYCLES. 81(7):1669-1688 (2010)", "subitem_description_type": "Other"}]}, "item_6_link_3": {"attribute_name": "信州大学研究者総覧へのリンク", "attribute_value_mlt": [{"subitem_link_text": "Suga, Hiroyuki", "subitem_link_url": "http://soar-rd.shinshu-u.ac.jp/profile/ja.HmShyVfp.html"}, {"subitem_link_text": "Okumura, Yukihisa", "subitem_link_url": "http://soar-rd.shinshu-u.ac.jp/profile/ja.gNDVgpAF.html"}]}, "item_6_link_67": {"attribute_name": "WoS", "attribute_value_mlt": [{"subitem_link_text": "Web of Science", "subitem_link_url": "http://gateway.isiknowledge.com/gateway/Gateway.cgi?\u0026GWVersion=2\u0026SrcAuth=ShinshuUniv\u0026SrcApp=ShinshuUniv\u0026DestLinkType=FullRecord\u0026DestApp=WOS\u0026KeyUT=000281076100007"}]}, "item_6_publisher_4": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "The Japan Institute of Heterocyclic Chemistry"}]}, "item_6_relation_46": {"attribute_name": "他の資源との関係：URI", "attribute_value_mlt": [{"subitem_relation_name": [{"subitem_relation_name_text": "http://www.heterocycles.jp/"}], "subitem_relation_type_id": {"subitem_relation_type_id_text": "http://www.heterocycles.jp/", "subitem_relation_type_select": "URI"}}]}, "item_6_relation_48": {"attribute_name": "DOI", "attribute_value_mlt": [{"subitem_relation_name": [{"subitem_relation_name_text": "10.3987/COM-10-11967"}], "subitem_relation_type_id": {"subitem_relation_type_id_text": "https://doi.org/10.3987/COM-10-11967", "subitem_relation_type_select": "DOI"}}]}, "item_6_rights_62": {"attribute_name": "権利", "attribute_value_mlt": [{"subitem_rights": "Copyright© 2010 The Japan Institute of Heterocyclic Chemistry"}]}, "item_6_select_64": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "author"}]}, "item_6_source_id_35": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0385-5414", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_39": {"attribute_name": "NII ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "0385-5414", "subitem_source_identifier_type": "ISSN"}]}, "item_6_source_id_40": {"attribute_name": "書誌レコードID", "attribute_value_mlt": [{"subitem_source_identifier": "AA00663739", "subitem_source_identifier_type": "NCID"}]}, "item_6_text_70": {"attribute_name": "wosonly keywords", "attribute_value_mlt": [{"subitem_text_value": "CHIRAL LEWIS-ACIDS; ALPHA-AMINO-ACIDS; ALPHA,BETA-UNSATURATED ALDEHYDES; BINAPHTHYLDIIMINE-NI(II) COMPLEXES; NITRONES; YLIDES; ORGANOCATALYSTS; EXO"}]}, "item_6_textarea_68": {"attribute_name": "wosonly abstract", "attribute_value_mlt": [{"subitem_textarea_value": "1,3-Dipolar cycloadditions between acrolein and various N,N\u0027-cyclic azomethine imines in the presence of L-proline and its derivatives as organocatalysts were investigated. Reactions that were catalyzed by (S)-indline-2-carboxylic acid (30 mol%) in CHCl(3)/MeOH 97:3 (v/v) showed high exo-selectivities (exolendo 91:9 similar to 99:1) and enantioselectivities (75 similar to 98% ee). In contrast, reactions catalyzed by L-proline (30 mol%) under similar conditions favored the endo-cycloadduct (83:27 similar to 99:1) with modest to good enantioselectivities (31 similar to 83% ee). Based on our studies, the diastereoselective mechanism of the L-proline-catalyzed reaction was found to involve the isomerization of the exo- to the endo-cycloadduct in the presence of L-proline."}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "Suga,  Hiroyuki"}], "nameIdentifiers": [{"nameIdentifier": "38108", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Arikawa,  Tadashi"}], "nameIdentifiers": [{"nameIdentifier": "38109", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Itoh,  Kennosuke"}], "nameIdentifiers": [{"nameIdentifier": "38110", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Okumura,  Yukihisa"}], "nameIdentifiers": [{"nameIdentifier": "38111", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Kakehi,  Akikazu"}], "nameIdentifiers": [{"nameIdentifier": "38112", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "Shiro,  Motoo"}], "nameIdentifiers": [{"nameIdentifier": "38113", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "ファイル情報", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2015-09-28"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "ACR_Azomethine_Imine-6-7-10-revised.pdf", "filesize": [{"value": "792.4 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_note", "mimetype": "application/pdf", "size": 792400.0, "url": {"label": "ACR_Azomethine_Imine-6-7-10-revised.pdf", "url": "https://soar-ir.repo.nii.ac.jp/record/12488/files/ACR_Azomethine_Imine-6-7-10-revised.pdf"}, "version_id": "69a6a473-d395-4bac-8c3b-eb4eba3d8c45"}]}, "item_language": {"attribute_name": "言語", "attribute_value_mlt": [{"subitem_language": "eng"}]}, "item_resource_type": {"attribute_name": "資源タイプ", "attribute_value_mlt": [{"resourcetype": "journal article", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_title": "ASYMMETRIC 1,3-DIPOLAR CYCLOADDITION REACTIONS OF AZOMETHINE IMINES WITH ACROLEIN CATALYZED BY L-PROLINE AND ITS DERIVATIVES", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "ASYMMETRIC 1,3-DIPOLAR CYCLOADDITION REACTIONS OF AZOMETHINE IMINES WITH ACROLEIN CATALYZED BY L-PROLINE AND ITS DERIVATIVES", "subitem_title_language": "en"}]}, "item_type_id": "6", "owner": "1", "path": ["1222"], "permalink_uri": "http://hdl.handle.net/10091/13267", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2011-10-12"}, "publish_date": "2011-10-12", "publish_status": "0", "recid": "12488", "relation": {}, "relation_version_is_last": true, "title": ["ASYMMETRIC 1,3-DIPOLAR CYCLOADDITION REACTIONS OF AZOMETHINE IMINES WITH ACROLEIN CATALYZED BY L-PROLINE AND ITS DERIVATIVES"], "weko_shared_id": -1}